Caption: Milky Way over La Palma observatory. View of the Milky Way galaxy in the sky over the telescope array of the Roque de los Muchachos Observatory, La Palma, Canary Islands. This observatory is situated 2,600 metres above sea level and is home to some of the world's leading research telescopes. The central bright bulge of the galaxy is visible at right, along with the constellations of Scorpio and Sagittarius.